Home / 5,386.69-8,083.21-2,266.50

Finding the Fourth Proportional to 5,386.69, 8,083.21 and 2,266.50

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Solution

The fourth proportional to 5,386.69, 8,083.21 and 2,266.50 is: 3,401.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,386.69 : 8,083.21 = 2,266.50 : x
  2. Step 2: Convert to fraction form
    5,386.69/8,083.21 = 2,266.50/x
  3. Step 3: Cross multiply
    5,386.69x = 8,083.21 × 2,266.50
  4. Step 4: Simplify right side
    5,386.69x = 18,320,595.47
  5. Step 5: Solve for x
    x = 18,320,595.47/5,386.69
  6. Step 6: Final answer
    x = 3,401.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.